package com.good.test;

public class StringDemo {
	public static void main(String[] args) {
		String good="good";
		char d=good.charAt(0);
		System.out.println(d);
		int i=good.codePointAt(0);
		System.out.println(i);
		System.out.println("a".codePointAt(0));
		int g="b".compareTo("c");
		System.out.println(g);
	}
}
